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  1. Bull. Spec. CORESTA Congress, Manila, 1980, p. 100, AP05, ISSN.0525-6240

    Studies on the persistence of residues of chloropyriphos insecticide on tobacco

    GOPALACHARI N.C.; GOVINDA RAO S.; GOPALAKRICHNA C.V.S.S.V.
    Central Tobacco Research Institute (CTRI), Rajahmundry (A.P.) India
    The persistence of chloropyriphos insecticide residues was studied in green leaf at harvest, cured leaf and after storage for six months a year. The effects of soil application through the transplanting water and 2 to 5 foliar sprays at fortnightly ...